There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative integer.
{ "urgency": "unimportant" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-19755.json"